Home / 206,096,004.49-309,297,261.44-83,275,389.85

Finding the Fourth Proportional to 206,096,004.49, 309,297,261.44 and 83,275,389.85

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Solution

The fourth proportional to 206,096,004.49, 309,297,261.44 and 83,275,389.85 is: 124,975,009.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    206,096,004.49 : 309,297,261.44 = 83,275,389.85 : x
  2. Step 2: Convert to fraction form
    206,096,004.49/309,297,261.44 = 83,275,389.85/x
  3. Step 3: Cross multiply
    206,096,004.49x = 309,297,261.44 × 83,275,389.85
  4. Step 4: Simplify right side
    206,096,004.49x = 25,756,850,025,388,316
  5. Step 5: Solve for x
    x = 25,756,850,025,388,316/206,096,004.49
  6. Step 6: Final answer
    x = 124,975,009.05

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.